Audi A5 siemens/continental simos 16 / siemens/continental simos 8.5
Power
272 HP / 200 kW
Fuel
Petrol
Engine code
CMUA
Version
3.0 TFSI Quattro S-Tronic
Model year(s)
2011
Control unit
Continental Simos 8.5ECU
Kess3 Protocols
- OBD3293
- Bench1627
Live ECU tuning for the Audi A5, with measured power and torque gains, a dyno preview, and the supported file options grouped into one focused page.
| Stock | Tuned | Gain | |
|---|---|---|---|
| Power (HP) | 272 | 380 | +108 (+40%) |
| Torque (Nm) | 400 | 500 | +100 (+25%) |
Available tuning options
Performance 2
Tune
Towing | PowerSwitchable Pops and Bangs This option is only available for VW / Audi MED9.1. Also you must disable and remove the Catalytic convertor from the vehicle or it may fail and prevent any audiable pops being heard.
Emissions & anti-pollution 2
EGR off petrol
Decat P0420 will be disabled and P0430 if dual cat.
Driveability & comfort 1
Cylinder on Demand off
Services, files & hardware 5
Clone ECU Must supply reads of original and new ecu's. Must bench read.
High flow turbo charger You must also select towing or power tune.
Send us your ECU Includes standard bench fee processing for 1 ECU and NZ return freight. Include a send in ECU form fully filled out with your ECU.
Return file to original
Checksum correction
Dyno chart
Original HP
Tuned HP
Original Torque
Tuned Torque
Original
Tuned
* Estimated curve, illustrative only, not a measured dyno. Actual values will vary.
Installation and process
Choose the tuning package that fits your goals, confirm the vehicle and ECU, and request your files. AltTune then guides the read, write, and verification steps for your selected vehicle — whether handled remotely with a supported flash tool or on the bench.
Support, safety, and trust
Vehicle condition, maintenance history, fuel quality, and intended use all affect results. We only publish gains we can support for the listed configuration, and we ask that you confirm suitability for your vehicle and application before ordering.
Frequently asked questions
01
Is the Audi A5 siemens/continental simos 16 / siemens/continental simos 8.5 supported?
This page is generated for an active vehicle in the AltTune catalogue, so it represents a currently supported tuning entry. If your exact ECU differs, contact us to confirm before ordering.
02
What options are available for this vehicle?
The resolved options for this vehicle include Clone ECU, EGR off petrol, High flow turbo charger, Send us your ECU, Tune, Decat. The exact list depends on the vehicle type, fuel, and supported protocols.
03
What gains can I expect?
This vehicle shows gains of up to +108 HP and +100 Nm over the factory figures. Real-world results vary with condition and fuel.
